diff options
Diffstat (limited to 'target/linux/adm5120/files-3.8/arch/mips/adm5120/common/prom.c')
-rw-r--r-- | target/linux/adm5120/files-3.8/arch/mips/adm5120/common/prom.c | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/target/linux/adm5120/files-3.8/arch/mips/adm5120/common/prom.c b/target/linux/adm5120/files-3.8/arch/mips/adm5120/common/prom.c new file mode 100644 index 0000000..5c52ea2 --- /dev/null +++ b/target/linux/adm5120/files-3.8/arch/mips/adm5120/common/prom.c @@ -0,0 +1,264 @@ +/* + * ADM5120 specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/mm.h> + +#include <asm/bootinfo.h> +#include <asm/mips_machine.h> + +#include <asm/mach-adm5120/adm5120_info.h> + +#include <prom/cfe.h> +#include <prom/generic.h> +#include <prom/routerboot.h> +#include <prom/myloader.h> +#include <prom/zynos.h> + +unsigned int adm5120_prom_type = ADM5120_PROM_GENERIC; + +struct board_desc { + unsigned long mach_type; + char *name; +}; + +#define DEFBOARD(n, mt) { .mach_type = (mt), .name = (n)} +static struct board_desc common_boards[] __initdata = { + /* Cellvision/SparkLAN boards */ + DEFBOARD("CAS-630", MACH_ADM5120_CAS630), + DEFBOARD("CAS-670", MACH_ADM5120_CAS670), + DEFBOARD("CAS-700", MACH_ADM5120_CAS700), + DEFBOARD("CAS-771", MACH_ADM5120_CAS771), + DEFBOARD("CAS-790", MACH_ADM5120_CAS790), + DEFBOARD("CAS-861", MACH_ADM5120_CAS861), + DEFBOARD("NFS-101U", MACH_ADM5120_NFS101U), + /* Compex boards */ + DEFBOARD("WP54G-WRT", MACH_ADM5120_WP54G_WRT), + /* Edimax boards */ + DEFBOARD("BR-6104K", MACH_ADM5120_BR6104K), + DEFBOARD("BR-6104KP", MACH_ADM5120_BR6104KP), + DEFBOARD("BR-6104WG", MACH_ADM5120_BR61X4WG), + DEFBOARD("BR-6114WG", MACH_ADM5120_BR61X4WG), + /* Infineon boards */ + DEFBOARD("EASY 5120P-ATA", MACH_ADM5120_EASY5120PATA), + DEFBOARD("EASY 5120-RT", MACH_ADM5120_EASY5120RT), + DEFBOARD("EASY 5120-WVoIP", MACH_ADM5120_EASY5120WVOIP), + DEFBOARD("EASY 83000", MACH_ADM5120_EASY83000), + /* Mikrotik RouterBOARDs */ + DEFBOARD("111", MACH_ADM5120_RB_11X), + DEFBOARD("112", MACH_ADM5120_RB_11X), + DEFBOARD("133", MACH_ADM5120_RB_133), + DEFBOARD("133C", MACH_ADM5120_RB_133C), + DEFBOARD("133C3", MACH_ADM5120_RB_133C), + DEFBOARD("150", MACH_ADM5120_RB_153), /* it's intentional */ + DEFBOARD("153", MACH_ADM5120_RB_153), + DEFBOARD("192", MACH_ADM5120_RB_192), + DEFBOARD("miniROUTER", MACH_ADM5120_RB_150), + /* OSBRiDGE boards */ + DEFBOARD("OSBRiDGE 5GXi", MACH_ADM5120_5GXI), + /* Motorola boards */ + DEFBOARD("Powerline MU Gateway", MACH_ADM5120_PMUGW), + /* Generic EB-214A */ + DEFBOARD("ADM5120", MACH_ADM5120_EB_214A), +}; + +static unsigned long __init find_machtype_byname(char *name) +{ + unsigned long ret; + int i; + + ret = MACH_ADM5120_GENERIC; + if (name == NULL) + goto out; + + if (*name == '\0') + goto out; + + for (i = 0; i < ARRAY_SIZE(common_boards); i++) { + if (strcmp(common_boards[i].name, name) == 0) { + ret = common_boards[i].mach_type; + break; + } + } + +out: + return ret; +} + +static unsigned long __init detect_machtype_routerboot(void) +{ + char *name; + + name = routerboot_get_boardname(); + return find_machtype_byname(name); +} + +static unsigned long __init detect_machtype_generic(void) +{ + char *name; + + name = generic_prom_getenv("board_name"); + return find_machtype_byname(name); +} + +unsigned long __init detect_machtype_cfe(void) +{ + char *name; + + name = cfe_getenv("BOARD_NAME"); + return find_machtype_byname(name); +} + +static struct { + unsigned long mach_type; + u16 vendor_id; + u16 board_id; +} zynos_boards[] __initdata = { +#define ZYNOS_BOARD(vi, bi, mt) \ + {.vendor_id = (vi), .board_id = (bi), .mach_type = (mt)} + +#define ZYXEL_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_ZYXEL, bi, mt) +#define DLINK_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_DLINK, bi, mt) +#define LUCENT_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_LUCENT, bi, mt) + ZYXEL_BOARD(ZYNOS_BOARD_HS100, MACH_ADM5120_HS100), + ZYXEL_BOARD(ZYNOS_BOARD_P334U, MACH_ADM5120_P334U), + ZYXEL_BOARD(ZYNOS_BOARD_P334W, MACH_ADM5120_P334W), + ZYXEL_BOARD(ZYNOS_BOARD_P334WH, MACH_ADM5120_P334WH), + ZYXEL_BOARD(ZYNOS_BOARD_P334WHD, MACH_ADM5120_P334WHD), + ZYXEL_BOARD(ZYNOS_BOARD_P334WT, MACH_ADM5120_P334WT), + ZYXEL_BOARD(ZYNOS_BOARD_P334WT_ALT, MACH_ADM5120_P334WT), + ZYXEL_BOARD(ZYNOS_BOARD_P335, MACH_ADM5120_P335), + ZYXEL_BOARD(ZYNOS_BOARD_P335PLUS, MACH_ADM5120_P335PLUS), + ZYXEL_BOARD(ZYNOS_BOARD_P335U, MACH_ADM5120_P335U) +}; + +static unsigned long __init detect_machtype_bootbase(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(zynos_boards); i++) { + if (zynos_boards[i].vendor_id == bootbase_info.vendor_id && + zynos_boards[i].board_id == bootbase_info.board_id) { + return zynos_boards[i].mach_type; + break; + } + } + + printk(KERN_WARNING "Unknown ZyXEL model (%u)\n", + bootbase_info.board_id); + return MACH_ADM5120_GENERIC; +} + +static struct { + unsigned long mach_type; + u16 vid; + u16 did; + u16 svid; + u16 sdid; +} mylo_boards[] __initdata = { +#define MYLO_BOARD(v, d, sv, sd, mt) \ + {.vid = (v), .did = (d), .svid = (sv), .sdid = (sd), .mach_type = (mt)} +#define COMPEX_BOARD(d, mt) \ + MYLO_BOARD(VENID_COMPEX, (d), VENID_COMPEX, (d), (mt)) + + COMPEX_BOARD(DEVID_COMPEX_NP27G, MACH_ADM5120_NP27G), + COMPEX_BOARD(DEVID_COMPEX_NP28G, MACH_ADM5120_NP28G), + COMPEX_BOARD(DEVID_COMPEX_NP28GHS, MACH_ADM5120_NP28GHS), + COMPEX_BOARD(DEVID_COMPEX_WP54G, MACH_ADM5120_WP54), + COMPEX_BOARD(DEVID_COMPEX_WP54Gv1C, MACH_ADM5120_WP54Gv1C), + COMPEX_BOARD(DEVID_COMPEX_WP54AG, MACH_ADM5120_WP54), + COMPEX_BOARD(DEVID_COMPEX_WPP54G, MACH_ADM5120_WP54), + COMPEX_BOARD(DEVID_COMPEX_WPP54AG, MACH_ADM5120_WP54), +}; + +static unsigned long __init detect_machtype_myloader(void) +{ + unsigned long ret; + int i; + + ret = MACH_ADM5120_GENERIC; + for (i = 0; i < ARRAY_SIZE(mylo_boards); i++) { + if (mylo_boards[i].vid == myloader_info.vid && + mylo_boards[i].did == myloader_info.did && + mylo_boards[i].svid == myloader_info.svid && + mylo_boards[i].sdid == myloader_info.sdid) { + ret = mylo_boards[i].mach_type; + break; + } + } + + return ret; +} + +static void __init prom_detect_machtype(void) +{ + if (bootbase_present()) { + adm5120_prom_type = ADM5120_PROM_BOOTBASE; + mips_machtype = detect_machtype_bootbase(); + return; + } + + if (cfe_present()) { + adm5120_prom_type = ADM5120_PROM_CFE; + mips_machtype = detect_machtype_cfe(); + return; + } + + if (myloader_present()) { + adm5120_prom_type = ADM5120_PROM_MYLOADER; + mips_machtype = detect_machtype_myloader(); + return; + } + + if (routerboot_present()) { + adm5120_prom_type = ADM5120_PROM_ROUTERBOOT; + mips_machtype = detect_machtype_routerboot(); + return; + } + + if (generic_prom_present()) { + adm5120_prom_type = ADM5120_PROM_GENERIC; + mips_machtype = detect_machtype_generic(); + return; + } + + mips_machtype = MACH_ADM5120_GENERIC; +} + +#ifdef CONFIG_IMAGE_CMDLINE_HACK +extern char __image_cmdline[]; + +static void __init prom_init_cmdline(void) +{ + char *cmd; + + /* init command line, register a default kernel command line */ + cmd = __image_cmdline; + if (strlen(cmd) > 0) + strlcpy(arcs_cmdline, cmd, sizeof(arcs_cmdline)); + +} +#else +static inline void prom_init_cmdline(void) {} +#endif /* CONFIG_IMAGE_CMDLINE_HACK */ + +void __init prom_init(void) +{ + prom_detect_machtype(); + prom_init_cmdline(); +} + +void __init prom_free_prom_memory(void) +{ + /* We do not have to prom memory to free */ +} |